Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.72,
    "authenticity_confidence": 0.04,
    "image_quality_score": 0.88,
    "seller_misidentification_probability": 0.04,
    "estimated_era": "unknown",
    "possible_models": [],
    "positive_evidence": [
        "Photo 1: clearly structured handbag silhouette with a top handle and flap closure.",
        "Photo 1: seller-provided ruler indicates approximately 10 inches wide.",
        "Photo 6: interior is visible and appears clean, though no brand identification is shown."
    ],
    "negative_evidence": [
        "Photos 1-5: exterior is a textile\/carpet-style material rather than the glove-tanned leather or signature canvas typically associated with vintage Coach.",
        "Photos 1-5: no visible Coach wordmark, horse-and-carriage, leather hangtag, or recognizable Coach hardware.",
        "Photo 1: central closure is a generic rectangular metal clasp, not a recognizable Coach turnlock.",
        "Photo 6: interior has a black fabric or synthetic lining and no visible Coach creed patch or serial tag.",
        "Photos 3-5: black leather-like handle attachments and generic ring hardware do not provide a Coach-specific identifier."
    ],
    "missing_information": [
        "A straight-on close-up of the entire interior back wall and all interior pockets.",
        "Close-ups of the clasp, handle attachments, and any interior or underside labels.",
        "Bottom, back, and seam details at higher resolution to assess construction and maker marks.",
        "Seller-stated dimensions including depth and handle drop."
    ],
    "authenticity_concerns": [
        "The textile construction, generic clasp, and absence of Coach identifiers are inconsistent with a likely vintage Coach classic.",
        "The bag may be a European or otherwise unbranded vintage carpet handbag; the listing's German vintage-store provenance does not establish Coach manufacture."
    ],
    "observed_features": {
        "creed_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number_present": false,
        "serial_or_style_number": "not_visible",
        "coach_wordmark_present": false,
        "turnlock_present": false,
        "hangtag_present": false,
        "hardware_description": "Photos 1-5 show a small rectangular metal flap clasp, metal handle rings, and black leather-like handle attachments; no Coach engraving is visible.",
        "leather_description": "Black leather-like handle and attachment pieces are visible, but the main body is a woven carpet-style textile; leather type cannot be confirmed.",
        "lining_description": "Photo 6 shows a dark fabric or synthetic-lined interior with a slip pocket; no label or creed is visible.",
        "strap_construction": "Photos 1-5 show a single fixed top handle attached with short black leather-like tabs and metal rings; no shoulder strap is visible.",
        "stitching_description": "Photos 3-6 show perimeter stitching and bound textile edges, generally even from the visible views; detailed stress-point stitching is not fully assessable."
    },
    "possible_model_reasoning": [
        "No Coach model is a reasonable match because the bag's carpet-style textile body and clasp silhouette do not correspond to the listed vintage Coach catalog styles.",
        "Condition: Very Good based on the clean visible interior and generally intact exterior; darker spots and age-related textile discoloration are visible or seller-reported, while the bottom and all stress points are not fully shown."
    ],
    "confidence": 0.87,
    "recommended_max_bid": 15,
    "estimated_resale_low": 20,
    "estimated_resale_high": 60,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18120,
            "output_tokens": 849,
            "total_tokens": 18969,
            "estimated_cost_usd": 0.009286
        }
    ]
}